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If 0ltxlt(pi)/(2), then the minimum valu...

If `0ltxlt(pi)/(2)`, then the minimum value of `2(sinx+cosx+cosec 2x)^3 ` is

A

(a) 27

B

(b) 13.5

C

(c) 6.75

D

(d) 0

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The correct Answer is:
D
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